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. <br /> � � RECEIVED <br /> OCT 2 8?O10 <br /> Joseph Olson D.B.A. C�TMOFpR�N� <br /> Rusty Olson's--Soil and Percolation Testing <br /> Joseph J. Olson--MICA License#810 <br /> 11481 Riverview Rd.NE,Hanover,MN 55341 <br /> (763)498-8779 Fax(763) 498-8290 <br /> October 27,20l 0 <br /> Jim Pierpont <br /> 1980 6'�Ave.N. ��-��� COPy <br /> Orono,Hennepin County <br /> This on-site Sewage Treatment System is designed to change a Type l,three bedroom house into a Type l, <br /> four bedroom house in accordance with the Minnesota Pollution Control Agency Chapter 7080 and local <br /> ordinances. <br /> The periodically saturated soils were located at 40 inches(mottled soil).Due to the periodically saturated <br /> soils,a pressurized mound system will need to be installed to treat the septic ef�luen�T'he bottom of the <br /> treatrnent area must be located at least 3'above the saturated soils. <br /> The soils at a depth of 12"have a percolation rate averaging 12 MPL ORO�T�CO�Y <br /> All neighboring wells are located greater than 100'away from proposed treatment area. <br /> The existing mound rockbed is 41 foot long.The rockbed must be extended 9 feet for a total of 50 feet of <br /> rockbed.This will conform to a type 1 four bedroom house.1'he existing rockbed does conform to the three <br /> foot separation to the saturated soils. <br /> The existing septic tanks and lift station may be used upon approval of the local inspector. <br /> The manifold and supply line must have back drainage to the pumping chamber. The distribution pipes <br /> shall have their ends capped. Be sure the rock and sand fill materials are clean. The sod layer below the <br /> entire mounded area must be turned over,just break up the sod and be sure not to over work. <br /> Keea all heaw equiament off of the aroaosed treatment areas before during and after construction. <br /> With proper installation and maintenance,this system should have no problem in treating septic eftluent <br /> effectively.Nothing other than gray water,(laundry,showers,etc.) Human water and toilet tissue should be <br /> disposed of into the sepric tanks. Garbage disposals are not recommended. Additives must not be used; <br /> they may cause harmfui damage to your septic system. It is recommended that you pump the tank every <br /> year for 1 tank every two years for two tanks. <br /> Sincerely, <br /> _ +�trY'rf3F C�tvo <br /> � Joseph 1.Otson ����� �F�CI�PB,�A�'f���RBVc}��, <br /> iNSPECTOR �'I.� d�.' 1 �✓�`' ,�— <br /> n�TE/�:��►E�dt'�i�t�►.,_� <br /> E�� APPRQVER A'�lUAAt1T�'I!O <br /> C] APPROV6D WJTH CORR�AS KnTF.p <br /> C� NOTAPPROV�i.Ct�t�t�„`�'x�gglili�llT <br /> 87STEM 1S DESi�� Thetic comments an tb►yaulb�e�i1���ik shull bc doM <br /> $EDROOMS. A��G��i��� in fidl comp�iance witfi at�spp31wib1���wning cod¢. <br /> Rcquirements including items dtltspo�r�oh;tl in Uu�rryjp�. <br /> S�DROO�S INYALIDA��I�S�E�SIG�{. KGLp THtS ALAN f$T q�i�['���y,� <br />